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提交 de2ccf61 编写于 作者: R rfield
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8027176: Remove redundant jdk/lambda/vm/DefaultMethodsTest.java 

Reviewed-by: ksrini
上级 be6b3beb
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test/jdk/lambda/vm/DefaultMethodsTest.java 已删除 100644 → 0
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/*
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package vm;
import java.lang.reflect.*;
import java.util.*;
import java.io.File;
import java.io.IOException;
import org.testng.annotations.Test;
import separate.*;
import separate.Compiler;
import static org.testng.Assert.*;
import static separate.SourceModel.*;
import static separate.SourceModel.Class;
@Test(groups = "vm")
public class DefaultMethodsTest extends TestHarness {
public DefaultMethodsTest() {
super(false, false);
}
/**
* class C { public int m() { return 22; } }
*
* TEST: C c = new C(); c.m() == 22
*/
public void testHarnessInvokeVirtual() {
Class C = new Class("C", ConcreteMethod.std("22"));
assertInvokeVirtualEquals(22, C);
}
/**
* interface I { int m(); }
* class C implements I { public int m() { return 33; } }
*
* TEST: I i = new C(); i.m() == 33;
*/
public void testHarnessInvokeInterface() {
Interface I = new Interface("I", AbstractMethod.std());
Class C = new Class("C", I, ConcreteMethod.std("33"));
assertInvokeInterfaceEquals(33, C, I);
}
/**
* class C {}
*
* TEST: C c = new C(); c.m() throws NoSuchMethod
*/
public void testHarnessThrows() {
Class C = new Class("C");
assertThrows(NoSuchMethodError.class, C);
}
/**
* interface I { int m() default { return 44; } }
* class C implements I {}
*
* TEST: C c = new C(); c.m() == 44;
* TEST: I i = new C(); i.m() == 44;
*/
public void testBasicDefault() {
Interface I = new Interface("I", DefaultMethod.std("44"));
Class C = new Class("C", I);
assertInvokeVirtualEquals(44, C);
assertInvokeInterfaceEquals(44, C, I);
}
/**
* interface I { default int m() { return 44; } }
* interface J extends I {}
* interface K extends J {}
* class C implements K {}
*
* TEST: C c = new C(); c.m() == 44;
* TEST: I i = new C(); i.m() == 44;
*/
public void testFarDefault() {
Interface I = new Interface("I", DefaultMethod.std("44"));
Interface J = new Interface("J", I);
Interface K = new Interface("K", J);
Class C = new Class("C", K);
assertInvokeVirtualEquals(44, C);
assertInvokeInterfaceEquals(44, C, K);
}
/**
* interface I { int m(); }
* interface J extends I { default int m() { return 44; } }
* interface K extends J {}
* class C implements K {}
*
* TEST: C c = new C(); c.m() == 44;
* TEST: K k = new C(); k.m() == 44;
*/
public void testOverrideAbstract() {
Interface I = new Interface("I", AbstractMethod.std());
Interface J = new Interface("J", I, DefaultMethod.std("44"));
Interface K = new Interface("K", J);
Class C = new Class("C", K);
assertInvokeVirtualEquals(44, C);
assertInvokeInterfaceEquals(44, C, K);
}
/**
* interface I { int m() default { return 44; } }
* class C implements I { public int m() { return 55; } }
*
* TEST: C c = new C(); c.m() == 55;
* TEST: I i = new C(); i.m() == 55;
*/
public void testExisting() {
Interface I = new Interface("I", DefaultMethod.std("44"));
Class C = new Class("C", I, ConcreteMethod.std("55"));
assertInvokeVirtualEquals(55, C);
assertInvokeInterfaceEquals(55, C, I);
}
/**
* interface I { default int m() { return 99; } }
* class B implements I {}
* class C extends B {}
*
* TEST: C c = new C(); c.m() == 99;
* TEST: I i = new C(); i.m() == 99;
*/
public void testInherited() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Class B = new Class("B", I);
Class C = new Class("C", B);
assertInvokeVirtualEquals(99, C);
assertInvokeInterfaceEquals(99, C, I);
}
/**
* interface I { default int m() { return 99; } }
* class C { public int m() { return 11; } }
* class D extends C implements I {}
*
* TEST: D d = new D(); d.m() == 11;
* TEST: I i = new D(); i.m() == 11;
*/
public void testExistingInherited() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Class C = new Class("C", ConcreteMethod.std("11"));
Class D = new Class("D", C, I);
assertInvokeVirtualEquals(11, D);
assertInvokeInterfaceEquals(11, D, I);
}
/**
* interface I { default int m() { return 44; } }
* class C implements I { public int m() { return 11; } }
* class D extends C { public int m() { return 22; } }
*
* TEST: D d = new D(); d.m() == 22;
* TEST: I i = new D(); i.m() == 22;
*/
void testExistingInheritedOverride() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Class C = new Class("C", I, ConcreteMethod.std("11"));
Class D = new Class("D", C, ConcreteMethod.std("22"));
assertInvokeVirtualEquals(22, D);
assertInvokeInterfaceEquals(22, D, I);
}
/**
* interface I { default int m() { return 99; } }
* interface J { defaultint m() { return 88; } }
* class C implements I { public int m() { return 11; } }
* class D extends C { public int m() { return 22; } }
* class E extends D implements J {}
*
* TEST: E e = new E(); e.m() == 22;
* TEST: J j = new E(); j.m() == 22;
*/
public void testExistingInheritedPlusDefault() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Interface J = new Interface("J", DefaultMethod.std("88"));
Class C = new Class("C", I, ConcreteMethod.std("11"));
Class D = new Class("D", C, ConcreteMethod.std("22"));
Class E = new Class("E", D, J);
assertInvokeVirtualEquals(22, E);
assertInvokeInterfaceEquals(22, E, J);
}
/**
* interface I { default int m() { return 99; } }
* class B implements I {}
* class C extends B { public int m() { return 77; } }
*
* TEST: C c = new C(); c.m() == 77;
* TEST: I i = new C(); i.m() == 77;
*/
public void testInheritedWithConcrete() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Class B = new Class("B", I);
Class C = new Class("C", B, ConcreteMethod.std("77"));
assertInvokeVirtualEquals(77, C);
assertInvokeInterfaceEquals(77, C, I);
}
/**
* interface I { default int m() { return 99; } }
* class B implements I {}
* class C extends B implements I { public int m() { return 66; } }
*
* TEST: C c = new C(); c.m() == 66;
* TEST: I i = new C(); i.m() == 66;
*/
public void testInheritedWithConcreteAndImpl() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Class B = new Class("B", I);
Class C = new Class("C", B, I, ConcreteMethod.std("66"));
assertInvokeVirtualEquals(66, C);
assertInvokeInterfaceEquals(66, C, I);
}
/**
* interface I { default int m() { return 99; } }
* interface J { default int m() { return 88; } }
* class C implements I, J {}
*
* TEST: C c = new C(); c.m() throws AME
*/
public void testConflict() {
// debugTest();
Interface I = new Interface("I", DefaultMethod.std("99"));
Interface J = new Interface("J", DefaultMethod.std("88"));
Class C = new Class("C", I, J);
assertThrows(AbstractMethodError.class, C);
}
/**
* interface I { int m(); }
* interface J { default int m() { return 88; } }
* class C implements I, J {}
*
* TEST: C c = new C(); c.m() throws AME
*/
public void testAmbiguousReabstract() {
Interface I = new Interface("I", AbstractMethod.std());
Interface J = new Interface("J", DefaultMethod.std("88"));
Class C = new Class("C", I, J);
assertThrows(AbstractMethodError.class, C);
}
/**
* interface I { default int m() { return 99; } }
* interface J extends I { }
* interface K extends I { }
* class C implements J, K {}
*
* TEST: C c = new C(); c.m() == 99
* TEST: J j = new C(); j.m() == 99
* TEST: K k = new C(); k.m() == 99
* TEST: I i = new C(); i.m() == 99
*/
public void testDiamond() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Interface J = new Interface("J", I);
Interface K = new Interface("K", I);
Class C = new Class("C", J, K);
assertInvokeVirtualEquals(99, C);
assertInvokeInterfaceEquals(99, C, J);
assertInvokeInterfaceEquals(99, C, K);
assertInvokeInterfaceEquals(99, C, I);
}
/**
* interface I { default int m() { return 99; } }
* interface J extends I { }
* interface K extends I { }
* interface L extends I { }
* interface M extends I { }
* class C implements I, J, K, L, M {}
*
* TEST: C c = new C(); c.m() == 99
* TEST: J j = new C(); j.m() == 99
* TEST: K k = new C(); k.m() == 99
* TEST: I i = new C(); i.m() == 99
* TEST: L l = new C(); l.m() == 99
* TEST: M m = new C(); m.m() == 99
*/
public void testExpandedDiamond() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Interface J = new Interface("J", I);
Interface K = new Interface("K", I);
Interface L = new Interface("L", I);
Interface M = new Interface("M", L);
Class C = new Class("C", I, J, K, L, M);
assertInvokeVirtualEquals(99, C);
assertInvokeInterfaceEquals(99, C, J);
assertInvokeInterfaceEquals(99, C, K);
assertInvokeInterfaceEquals(99, C, I);
assertInvokeInterfaceEquals(99, C, L);
assertInvokeInterfaceEquals(99, C, M);
}
/**
* interface I { int m() default { return 99; } }
* interface J extends I { int m(); }
* class C implements J {}
*
* TEST: C c = new C(); c.m() throws AME
*/
public void testReabstract() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Interface J = new Interface("J", I, AbstractMethod.std());
Class C = new Class("C", J);
assertThrows(AbstractMethodError.class, C);
}
/**
* interface I { default int m() { return 88; } }
* interface J extends I { default int m() { return 99; } }
* class C implements J {}
*
* TEST: C c = new C(); c.m() == 99;
* TEST: J j = new C(); j.m() == 99;
* TEST: I i = new C(); i.m() == 99;
*/
public void testShadow() {
Interface I = new Interface("I", DefaultMethod.std("88"));
Interface J = new Interface("J", I, DefaultMethod.std("99"));
Class C = new Class("C", J);
assertInvokeVirtualEquals(99, C);
assertInvokeInterfaceEquals(99, C, J);
assertInvokeInterfaceEquals(99, C, I);
}
/**
* interface I { default int m() { return 88; } }
* interface J extends I { default int m() { return 99; } }
* class C implements I, J {}
*
* TEST: C c = new C(); c.m() == 99;
* TEST: J j = new C(); j.m() == 99;
* TEST: I i = new C(); i.m() == 99;
*/
public void testDisqualified() {
Interface I = new Interface("I", DefaultMethod.std("88"));
Interface J = new Interface("J", I, DefaultMethod.std("99"));
Class C = new Class("C", I, J);
assertInvokeVirtualEquals(99, C);
assertInvokeInterfaceEquals(99, C, J);
assertInvokeInterfaceEquals(99, C, I);
}
/**
* interface I { default int m() { return 99; } }
* class C implements I {}
*
* TEST: C.class.getMethod("m").invoke(new C()) == 99
*/
public void testReflectCall() {
Interface I = new Interface("I", DefaultMethod.std("99"));
//workaround accessibility issue when loading C with DirectedClassLoader
I.addAccessFlag(AccessFlag.PUBLIC);
Class C = new Class("C", I);
Compiler.Flags[] flags = this.verbose ?
new Compiler.Flags[] { Compiler.Flags.VERBOSE } :
new Compiler.Flags[] {};
Compiler compiler = new Compiler(flags);
java.lang.Class<?> cls = null;
try {
cls = compiler.compileAndLoad(C);
} catch (ClassNotFoundException e) {
fail("Could not load class");
}
java.lang.reflect.Method method = null;
try {
method = cls.getMethod(stdMethodName);
} catch (NoSuchMethodException e) {
fail("Could not find method in class");
}
assertNotNull(method);
Object c = null;
try {
c = cls.newInstance();
} catch (InstantiationException | IllegalAccessException e) {
fail("Could not create instance of class");
}
assertNotNull(c);
Integer res = null;
try {
res = (Integer)method.invoke(c);
} catch (IllegalAccessException |
java.lang.reflect.InvocationTargetException e) {
fail("Could not invoke default instance method");
}
assertNotNull(res);
assertEquals(res.intValue(), 99);
compiler.cleanup();
}
/**
* interface J { default int m() { return 88; } }
* interface I extends J { default int m() { return J.super.m(); } }
* class C implements I {}
*
* TEST: C c = new C(); c.m() == 88;
* TEST: I i = new C(); i.m() == 88;
*/
public void testSuperBasic() {
// debugTest();
Interface J = new Interface("J", DefaultMethod.std("88"));
Interface I = new Interface("I", J, new DefaultMethod(
"int", stdMethodName, "return J.super.m();"));
I.addCompilationDependency(J.findMethod(stdMethodName));
Class C = new Class("C", I);
assertInvokeVirtualEquals(88, C);
assertInvokeInterfaceEquals(88, C, I);
}
/**
* interface K { int m() default { return 99; } }
* interface L { int m() default { return 101; } }
* interface J extends K, L {}
* interface I extends J, K { int m() default { J.super.m(); } }
* class C implements I {}
*
* TEST: C c = new C(); c.m() throws AME
* TODO: add case for K k = new C(); k.m() throws AME
*/
public void testSuperConflict() {
// debugTest();
Interface K = new Interface("K", DefaultMethod.std("99"));
Interface L = new Interface("L", DefaultMethod.std("101"));
Interface J = new Interface("J", K, L);
Interface I = new Interface("I", J, K, new DefaultMethod(
"int", stdMethodName, "return J.super.m();"));
Interface Jstub = new Interface("J", DefaultMethod.std("-1"));
I.addCompilationDependency(Jstub);
I.addCompilationDependency(Jstub.findMethod(stdMethodName));
Class C = new Class("C", I);
assertThrows(AbstractMethodError.class, C);
}
/**
* interface I { default int m() { return 99; } }
* interface J extends I { default int m() { return 55; } }
* class C implements I, J { public int m() { return I.super.m(); } }
*
* TEST: C c = new C(); c.m() throws AME
* TODO: add case for J j = new C(); j.m() throws AME
*/
public void testSuperDisqual() {
Interface I = new Interface("I", DefaultMethod.std("99"));
Interface J = new Interface("J", I, DefaultMethod.std("55"));
Class C = new Class("C", I, J,
new ConcreteMethod("int", stdMethodName, "return I.super.m();",
AccessFlag.PUBLIC));
C.addCompilationDependency(I.findMethod(stdMethodName));
assertThrows(AbstractMethodError.class, C);
}
/**
* interface J { int m(); }
* interface I extends J { default int m() { return J.super.m(); } }
* class C implements I {}
*
* TEST: C c = new C(); c.m() throws AME
* TODO: add case for I i = new C(); i.m() throws AME
*/
public void testSuperNull() {
Interface J = new Interface("J", AbstractMethod.std());
Interface I = new Interface("I", J, new DefaultMethod(
"int", stdMethodName, "return J.super.m();"));
Interface Jstub = new Interface("J", DefaultMethod.std("99"));
I.addCompilationDependency(Jstub);
I.addCompilationDependency(Jstub.findMethod(stdMethodName));
Class C = new Class("C", I);
assertThrows(AbstractMethodError.class, C);
}
/**
* interface J<T> { default int m(T t) { return 88; } }
* interface I extends J<String> {
* int m(String s) default { return J.super.m(); }
* }
* class C implements I {}
*
* TEST: I i = new C(); i.m("") == 88;
*/
public void testSuperGeneric() {
Interface J = new Interface("J", new TypeParameter("T"),
new DefaultMethod("int", stdMethodName, "return 88;",
new MethodParameter("T", "t")));
Interface I = new Interface("I", J.with("String"),
new DefaultMethod("int", stdMethodName, "return J.super.m(s);",
new MethodParameter("String", "s")));
I.addCompilationDependency(J.findMethod(stdMethodName));
Class C = new Class("C", I);
AbstractMethod pm = new AbstractMethod("int", stdMethodName,
new MethodParameter("String", "s"));
assertInvokeInterfaceEquals(
new Integer(88), C, new Extends(I), pm, "\"\"");
}
/**
* interface I<T> { int m(T t) default { return 44; } }
* interface J extends I<String> { int m(String s) default { return 55; } }
* class C implements I<String>, J {
* public int m(String s) { return I.super.m(s); }
* }
*
* TEST: C c = new C(); c.m("string") throws AME
*/
public void testSuperGenericDisqual() {
MethodParameter t = new MethodParameter("T", "t");
MethodParameter s = new MethodParameter("String", "s");
Interface I = new Interface("I", new TypeParameter("T"),
new DefaultMethod("int", stdMethodName, "return 44;", t));
Interface J = new Interface("J", I.with("String"),
new DefaultMethod("int", stdMethodName, "return 55;", s));
Class C = new Class("C", I.with("String"), J,
new ConcreteMethod("int", stdMethodName,
"return I.super.m(s);", AccessFlag.PUBLIC, s));
C.addCompilationDependency(I.findMethod(stdMethodName));
assertThrows(AbstractMethodError.class, C,
new ConcreteMethod(
"int", stdMethodName, "return -1;", AccessFlag.PUBLIC, s),
"-1", "\"string\"");
}
/**
* interface I { default Integer m() { return new Integer(88); } }
* class C { int m() { return 99; } }
* class D extends C implements I {}
* class S { Object foo() { return (new D()).m(); } // link sig: ()LInteger;
* TEST: S s = new S(); s.foo() == new Integer(88)
*/
public void testNoCovarNoBridge() {
Interface I = new Interface("I", new DefaultMethod(
"Integer", "m", "return new Integer(88);"));
Class C = new Class("C", new ConcreteMethod(
"int", "m", "return 99;", AccessFlag.PUBLIC));
Class D = new Class("D", I, C);
ConcreteMethod DstubMethod = new ConcreteMethod(
"Integer", "m", "return null;", AccessFlag.PUBLIC);
Class Dstub = new Class("D", DstubMethod);
ConcreteMethod toCall = new ConcreteMethod(
"Object", "foo", "return (new D()).m();", AccessFlag.PUBLIC);
Class S = new Class("S", D, toCall);
S.addCompilationDependency(Dstub);
S.addCompilationDependency(DstubMethod);
assertInvokeVirtualEquals(new Integer(88), S, toCall, "null");
}
/**
* interface J { int m(); }
* interface I extends J { default int m() { return 99; } }
* class B implements J {}
* class C extends B implements I {}
* TEST: C c = new C(); c.m() == 99
*
* The point of this test is that B does not get default method analysis,
* and C does not generate any new miranda methods in the vtable.
* It verifies that default method analysis occurs when mirandas have been
* inherited and the supertypes don't have any overpass methods.
*/
public void testNoNewMiranda() {
Interface J = new Interface("J", AbstractMethod.std());
Interface I = new Interface("I", J, DefaultMethod.std("99"));
Class B = new Class("B", J);
Class C = new Class("C", B, I);
assertInvokeVirtualEquals(99, C);
}
public void testStrictfpDefault() {
try {
java.lang.Class.forName("vm.StrictfpDefault");
} catch (Exception e) {
fail("Could not load class", e);
}
}
}
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